Flow price: --
b250469c29b8ec88475dd89b0906d8d64bc24d900444fde643a73b082090c608

Transaction

Hash: b250469c29b8ec88475dd89b0906d8d64bc24d900444fde643a73b082090c608
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b250469c29b8ec88475dd89b0906d8d64bc24d900444fde643a73b082090c608:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b250469c29b8ec88475dd89b0906d8d64bc24d900444fde643a73b082090c608
Status:
ERROR
Block height:
39935523
Block id:
026bad6dc0e546804df55acf45e03036f54eb93e46d424720f3fd4e066604c8d
Timestamp:
Saturday 29 October 2022 at 16:03:46 UTC
()
Proposer:
Authorizers:
Gas used:
46